linux-kernel - Re: [BUG?] register_blkdev: failed to get major for device mapper

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Date:	Mon, 19 Feb 2007 13:40:56 +0100
From:	Rolf Eike Beer <eike-kernel@...tec.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, dm-devel@...hat.com
Subject: Re: [BUG?] register_blkdev: failed to get major for device mapper

Andrew Morton wrote:
> On Mon, 19 Feb 2007 11:01:02 +0100 Rolf Eike Beer <eike-kernel@...tec.de> 
wrote:
> > Andrew Morton wrote:
> > > On Fri, 16 Feb 2007 14:37:28 +0100
> > >
> > > Rolf Eike Beer <eike-kernel@...tec.de> wrote:
> > > > I can't bring up my machine with root LVM anymore using x86_64. The
> > > > same machine from same kernel tree boots fine as x86. The error
> > > > message is quoted in subject. The tree is at
> > > > 86a71dbd3e81e8870d0f0e56b87875f57e58222b (for those not using git:
> > > > somewhere after 2.6.20).
> > >
> > > Does this fix it?  I don't see why it would, but this was recently
> > > added.
> >
> > Yes. But now usb complains "unable to get a dynamic major for usb
> > endpoints". Nevertheless the USB mouse works.
>
> That's just nutty.
>
> Can you add this, see what it says just prior to that "unable to get a
> dynamic major for usb endpoints"?

It's totally weird. It prints the "skipped" message for every (!) number, not 
just for the blacklisted ones. And I've triple checked that I don't have 
missed the '{'.

Compiler is SuSEs 4.1.0 from their 10.1. I remember some rumors that this 
thing is just broken?

Eike

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